bug#30743: 26.0.91; ERT "wrong-type-argument" errors

[Live System User <nyc4bos@aol.com>]

Glenn Morris <rgm@gnu.org> writes:

> Live System User wrote:
>
>> After running ERT test and choosing various menu selections, I get
>> "bwrong-type-argument" errors.
>>
>> For example:
>>
>> ERT Results -> Show messages
>
> I can't reproduce this.
> Please give a minimal complete example starting from emacs -Q.

0. Obtain virtualwrapper.el ZIP file and unpack from:

      https://github.com/porterjamesj/virtualenvwrapper.el

1. cd virtualenvwrapper.el-master/

2. emacs -Q &

3. M-: (setq package-archives '(("gnu" . "https://elpa.gnu.org/packages/")
               ("melpa" . "https://melpa.org/packages/")))

4. M-: (setq package-user-dir (expand-file-name "~/.emacs.d/temp-elpa"))

4. M-x package-list-packages
     Install packages: "dash" "s" "noflet" and "with-simulated-input"

5. M-x load-file
   Load file: virtualenvwrapper.el-master/test/virtualenvwrapper-test.el

6. M-x ert RET

Wait for tests to finish...

7.  From menubar, click:

   ERT Results->Show messages
   Wrong type argument: arrayp, nil



Thanks.